Based in Anchorage, Alaska, DAT/EM Systems International is a highly technical company that has been developing digital mapping and photogrammetry software and hardware since 1987.

Currently, DAT/EM serves over 500 photogrammetry firms, engineering companies, government and non-governmental agencies in more than 70 countries worldwide. DAT/EM also recognizes the need to provide technical universities throughout the world with current software tools. When integrated into the learning process, graduates are able to merge into the workforce with a current, technical and employable skill-set.

DAT/EM Systems International is an Alaska-based company that has been developing photogrammetric software since 1987. As a leading developer of photogrammetric hardware and software products and services, DAT/EM specializes in 3D feature collection software with it's digital stereoplotter, Summit Evolution, and it's 3D stereo point cloud viewing and editing product, Landscape.